Total syntheses of (+)-agelastatin A and (+)-agelastatin B through cationic cyclizations
摘要:
We report concise asymmetric total syntheses of tetracyclic marine alkaloids (+)-agelastatin A and (+)-agelastatin B using a cationic cyclization-based approach, which features straightforward transformations with cost-effective chemicals and reagents. (C) 2017 Published by Elsevier Ltd.
[EN] 4-ALKYL SUBSTITUTED 3,4-DIHYDROPYRROLO[1,2-a]PYRAZIN-1(2H)-ONE DERIVATIVES AS KINASES INHIBITORS<br/>[FR] DÉRIVÉS 3,4-DIHYDROPYRROLO[1,2-A]PYRAZIN-1(2H)-ONE SUBSTITUÉ PAR 4-ALKYLE EN TANT QU'INHIBITEURS DE KINASES
申请人:NERVIANO MEDICAL SCIENCES SRL
公开号:WO2013050448A1
公开(公告)日:2013-04-11
The present invention relates to 4-alkyl substituted 3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one derivatives which modulate the activity of protein kinases and are therefore useful in treating diseases caused by dysregulated protein kinase activity. The present invention also provides methods for preparing these compounds, pharmaceutical compositions comprising these compounds, and methods of treating diseases utilizing such these compounds or the pharmaceutical compositions containing them.
4-ALKYL SUBSTITUTED 3,4-DIHYDROPYRROLO[1,2-a]PYRAZIN-1(2H)-ONE DERIVATIVES AS KINASES INHIBITORS
申请人:NERVIANO MEDICAL SCIENCES S.R.L.
公开号:US20140249146A1
公开(公告)日:2014-09-04
The present invention relates to 4-alkyl substituted 3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one derivatives which modulate the activity of protein kinases and are therefore useful in treating diseases caused by dysregulated protein kinase activity. The present invention also provides methods for preparing these compounds, pharmaceutical compositions comprising these compounds, and methods of treating diseases utilizing such these compounds or the pharmaceutical compositions containing them.
Substituted 3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-ones as protein kinase inhibitors
申请人:NERVIANO MEDICAL SCIENCES S.R.L.
公开号:US09181258B2
公开(公告)日:2015-11-10
The present invention relates to 4-alkyl substituted 3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one derivatives, of formula (I)
which modulate the activity of protein kinases and are therefore useful in treating diseases caused by dysregulated protein kinase activity. The present invention also provides methods for preparing these compounds, pharmaceutical compositions comprising these compounds, and methods of treating diseases utilizing such these compounds or the pharmaceutical compositions containing them.
Total syntheses of (+)-agelastatin A and (+)-agelastatin B through cationic cyclizations
作者:Yanmin Yao、Xiaobin Wang、Guangxin Liang
DOI:10.1016/j.tet.2017.06.009
日期:2017.8
We report concise asymmetric total syntheses of tetracyclic marine alkaloids (+)-agelastatin A and (+)-agelastatin B using a cationic cyclization-based approach, which features straightforward transformations with cost-effective chemicals and reagents. (C) 2017 Published by Elsevier Ltd.